machines.h 2.6 KB

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  1. /* machines.h: Defines for taking apart the machine type value in the
  2. * idprom and determining the kind of machine we are on.
  3. *
  4. * Taken from the SPARC port of Linux.
  5. *
  6. * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
  7. * Copyright (C) 2007 Daniel Hellstrom (daniel@gaisler.com)
  8. *
  9. * SPDX-License-Identifier: GPL-2.0+
  10. */
  11. #ifndef __SPARC_MACHINES_H__
  12. #define __SPARC_MACHINES_H__
  13. struct Sun_Machine_Models {
  14. char *name;
  15. unsigned char id_machtype;
  16. };
  17. /* Current number of machines we know about that has an IDPROM
  18. * machtype entry including one entry for the 0x80 OBP machines.
  19. */
  20. #define NUM_SUN_MACHINES 16
  21. extern struct Sun_Machine_Models Sun_Machines[NUM_SUN_MACHINES];
  22. /* The machine type in the idprom area looks like this:
  23. *
  24. * ---------------
  25. * | ARCH | MACH |
  26. * ---------------
  27. * 7 4 3 0
  28. *
  29. * The ARCH field determines the architecture line (sun4, sun4c, etc).
  30. * The MACH field determines the machine make within that architecture.
  31. */
  32. #define SM_ARCH_MASK 0xf0
  33. #define SM_SUN4 0x20
  34. #define M_LEON2 0x30
  35. #define SM_SUN4C 0x50
  36. #define SM_SUN4M 0x70
  37. #define SM_SUN4M_OBP 0x80
  38. #define SM_TYP_MASK 0x0f
  39. /* Sun4 machines */
  40. #define SM_4_260 0x01 /* Sun 4/200 series */
  41. #define SM_4_110 0x02 /* Sun 4/100 series */
  42. #define SM_4_330 0x03 /* Sun 4/300 series */
  43. #define SM_4_470 0x04 /* Sun 4/400 series */
  44. /* Leon machines */
  45. #define M_LEON2_SOC 0x01 /* Leon2 SoC */
  46. /* Sun4c machines Full Name - PROM NAME */
  47. #define SM_4C_SS1 0x01 /* Sun4c SparcStation 1 - Sun 4/60 */
  48. #define SM_4C_IPC 0x02 /* Sun4c SparcStation IPC - Sun 4/40 */
  49. #define SM_4C_SS1PLUS 0x03 /* Sun4c SparcStation 1+ - Sun 4/65 */
  50. #define SM_4C_SLC 0x04 /* Sun4c SparcStation SLC - Sun 4/20 */
  51. #define SM_4C_SS2 0x05 /* Sun4c SparcStation 2 - Sun 4/75 */
  52. #define SM_4C_ELC 0x06 /* Sun4c SparcStation ELC - Sun 4/25 */
  53. #define SM_4C_IPX 0x07 /* Sun4c SparcStation IPX - Sun 4/50 */
  54. /* Sun4m machines, these predate the OpenBoot. These values only mean
  55. * something if the value in the ARCH field is SM_SUN4M, if it is
  56. * SM_SUN4M_OBP then you have the following situation:
  57. * 1) You either have a sun4d, a sun4e, or a recently made sun4m.
  58. * 2) You have to consult OpenBoot to determine which machine this is.
  59. */
  60. #define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */
  61. #define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */
  62. #define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */
  63. /* Sun4d machines -- N/A */
  64. /* Sun4e machines -- N/A */
  65. /* Sun4u machines -- N/A */
  66. #endif /* !(_SPARC_MACHINES_H) */